Home / 1,906,042.40-2,630,575.52-1,090,132.80

Finding the Fourth Proportional to 1,906,042.40, 2,630,575.52 and 1,090,132.80

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Solution

The fourth proportional to 1,906,042.40, 2,630,575.52 and 1,090,132.80 is: 1,504,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,042.40 : 2,630,575.52 = 1,090,132.80 : x
  2. Step 2: Convert to fraction form
    1,906,042.40/2,630,575.52 = 1,090,132.80/x
  3. Step 3: Cross multiply
    1,906,042.40x = 2,630,575.52 × 1,090,132.80
  4. Step 4: Simplify right side
    1,906,042.40x = 2,867,676,657,229.06
  5. Step 5: Solve for x
    x = 2,867,676,657,229.06/1,906,042.40
  6. Step 6: Final answer
    x = 1,504,518.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.